The odds that a plaintiff would prevail in such a claim are close to zero. But defending against the claim would cost money. "Free" steps such as the BSD licen

The odds that a plaintiff would prevail in such a claim are close to zero. But defending against the claim would cost money. "Free" steps such as the BSD license give you a better shot at being able to stop the claim at lower cost --- think Spock with a Vulcan neck pinch, as opposed to Kirk having to slug it out out.